Is Bethel, CT tap water safe?
The short answer
2 of the 3 utilities serving Bethel have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: Bethel Water Dept and Danbury Water Department.
Bethel Water Dept, which serves the most people here, has 1 result above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: PFOA at 5.9 ppt, above EPA’s new limit, which takes effect in 2029.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Bethel’s ZIP codes, from EPA’s estimates.
- Open report
Bethel Water Dept
Connecticut · serves 9,507 people · about 4,200 in Bethel
1 result above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: PFOA at 5.9 ppt, above EPA’s new limit, which takes effect in 2029.
2 health-based violations since 2016
- Open report
Aquarion - Eastern Fairfield County
Connecticut · serves 351,756 people · about 1,400 in Bethel
2 results above EPA’s new limit, which takes effect in 2029. The worst: PFOA at 10.9 ppt, above EPA’s new limit, which takes effect in 2029. Hardness: soft on average, 51 mg/L (3 grains per gallon), ranging from 34 to 86 mg/L.
No health-based violations since 2016
- Open report
Danbury Water Department
Connecticut · serves 62,055 people · lists Bethel among the places it serves
1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOA at 5.4 ppt, above EPA’s new limit, which takes effect in 2029.
1 health-based violation since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Bethel Water Dept’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: PFOA, Arsenic
Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: PFOA, Arsenic
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: PFOA, Arsenic
Water testing near Bethel
The 3 labs Connecticut certifies closest to Bethel, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
ALS Environmental - Newtown
Newtown, CT · about 4 miles
Certified for bacteria, nitrate, metals, minerals and other inorganics, organic chemicals, radioactivity
South Norwalk Electric & Water Laboratory
Wilton, CT · about 11 miles
Certified for bacteria, nitrate, minerals and other inorganics
Aquarion Water Trap Falls Water Quality Lab
Shelton, CT · about 14 miles
Certified for bacteria
ZIP codes in Bethel
Which ZIP codes are in Bethel: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: Connecticut DPH, approved commercial laboratories certified to test drinking water; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Bethel
Other towns in Fairfield County with a page of their own.
What to do next
- Read Bethel Water Dept’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOARanked by certification and what they cost over five years.The best water filters for PFAS, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water